Finding the Fourth Proportional to 85,718.01, 118,280.49 and 49,902.24

Step by Step Solution

1. Step 1: Write the proportion equation
   85,718.01 : 118,280.49 = 49,902.24 : x
2. Step 2: Convert to fraction form
   85,718.01/118,280.49 = 49,902.24/x
3. Step 3: Cross multiply
   85,718.01x = 118,280.49 × 49,902.24
4. Step 4: Simplify right side
   85,718.01x = 5,902,461,399.30
5. Step 5: Solve for x
   x = 5,902,461,399.30/85,718.01
6. Step 6: Final answer
   x = 68,859.06